QGIS API Documentation
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src
core
symbology
qgslinesymbol.h
Go to the documentation of this file.
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/***************************************************************************
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qgslinesymbol.h
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---------------------
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begin : November 2009
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copyright : (C) 2009 by Martin Dobias
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email : wonder dot sk at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSLINESYMBOL_H
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#define QGSLINESYMBOL_H
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#include "qgis_core.h"
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#include "
qgis.h
"
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#include "
qgssymbol.h
"
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class
CORE_EXPORT
QgsLineSymbol
:
public
QgsSymbol
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{
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public
:
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static
QgsLineSymbol
*createSimple(
const
QVariantMap &properties )
SIP_FACTORY
;
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QgsLineSymbol
(
const
QgsSymbolLayerList
&layers
SIP_TRANSFER
=
QgsSymbolLayerList
() );
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void
setWidth(
double
width )
const
;
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void
setWidthUnit(
Qgis::RenderUnit
unit )
const
;
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double
width()
const
;
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double
width(
const
QgsRenderContext
&context )
const
;
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void
setDataDefinedWidth(
const
QgsProperty
&property )
const
;
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QgsProperty
dataDefinedWidth()
const
;
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void
renderPolyline(
const
QPolygonF &points,
const
QgsFeature
*f,
QgsRenderContext
&context,
int
layer = -1,
bool
selected =
false
);
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QgsLineSymbol
*
clone
()
const
override
SIP_FACTORY
;
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private
:
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void
renderPolylineUsingLayer(
QgsLineSymbolLayer
*layer,
const
QPolygonF &points,
QgsSymbolRenderContext
&context );
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};
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#endif
// QGSLINESYMBOL_H
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Qgis::RenderUnit
RenderUnit
Rendering size units.
Definition
qgis.h:4819
QgsFeature
The feature class encapsulates a single feature including its unique ID, geometry and a list of field...
Definition
qgsfeature.h:58
QgsLineSymbolLayer
Abstract base class for line symbol layers.
Definition
qgssymbollayer.h:1085
QgsLineSymbol
A line symbol type, for rendering LineString and MultiLineString geometries.
Definition
qgslinesymbol.h:30
QgsProperty
A store for object properties.
Definition
qgsproperty.h:228
QgsRenderContext
Contains information about the context of a rendering operation.
Definition
qgsrendercontext.h:62
QgsSymbolRenderContext
Definition
qgssymbolrendercontext.h:34
QgsSymbol
Abstract base class for all rendered symbols.
Definition
qgssymbol.h:231
QgsSymbol::clone
virtual QgsSymbol * clone() const =0
Returns a deep copy of this symbol.
qgis.h
SIP_TRANSFER
#define SIP_TRANSFER
Definition
qgis_sip.h:36
SIP_FACTORY
#define SIP_FACTORY
Definition
qgis_sip.h:76
qgssymbol.h
QgsSymbolLayerList
QList< QgsSymbolLayer * > QgsSymbolLayerList
Definition
qgssymbol.h:30
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